Improvement in gates



ibrd iatra THOMAS ANDREWS, OF'WARREN, WISCONSIN.

Lene/rs Patent No. 106,763,y dated August 3o, 1870;

IMPROVEMENT IN GATES.

The Schedule referred to in these Letters Patent and. making pa'rt of the same To all whom it 'may con'cer'u Y Be it known that I, .THOMAS ANDREWS, of Warren, in the county of Wanshena, and in the State of \Visconsin, have invented anew and nsefni Improvement in Gates; and do hereby declare that the following description, taken in connection with the accompanyingdrawing, hereinafter' referred to, forms a fnll and exact specitieation of the same, wherein I have set iorth the nature and principles of my said improvement, by which my linvention may be distinguished from others of a similar cla'ss, together with suoli parts-as I claim and desire to securey by Letters Patent. v

My invention relates to that class of gates which, in opening or shutting, is revolved in a vert-ical Its nature consists in certain modifications and improvements in thedetails of the construction of theJ same, hereinafter described and shown. y

1n the accompanying drawing, which illustrates my invention and orms a part of the specification thereof, in which corresponding parts are represented by similar lettcrs- Figure l represents a view, in perspective, of my invention.

The construction, operation, and relative arrangement of the.-parts of my invention are as follows, to wit:

The vertical posts A A are provided with thelongitndinal apertures B B', and the pertorations a, arranged the one above the other, in ordertofacilitate the verticai adjustment of the gates.

The gates O G are pivoted to thesaid posts by means of pins r'iassing'through perfor-ations out inthe lower corners of thesame, and, also, the perfor-ations. in the posts. l

0n the outer sides of the said posts are ont the/indentures D D', and on the inner sides of the same are-cut the iinlentnres E E. The said indent-nresare of an elongatedtorim'in order to render the gates ca'- pable 0f vertical adjustment.-

When thegates are closed, the pins c', attached to the corners of the gates, rest nponthe shoulders d, and hold the said gates in a horizontal position.

Vhen the gates are open, they are held in position by the pins c', which rest upon the inner shoulders d d. The gates are operated by merely revolving them in a vertical plane.

Having thus described the construction and operation of my invention, I will indicate what I claim and desire to secure-by Letters Patent in the following clause:

In combination with the posts A A', provided with the vertically-elongated indentnres D D and E E', and perfor-ations a, the gates C O', when constructed and operating as described and shown.

1n testimony that I claim the foregoing, I have hereunto set my hand this 1st day of February, 1870.

THOMAS ANDREWS.

Witnesses:

.lHos. C. gRYAN, MICHAEL A. HUnLEY. 

